Check Point Advisories

PowerShell Functions Remote Code Execution

Vulnerability
Protection

Check Point Reference:	CPAI-2022-0468
Date Published:	10 Aug 2022
Severity:	High
Last Updated:	Thursday 29 September, 2022
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	PowerShell functions may be used to exploit remote code execution vulnerabilities. A remote attacker can exploit this vulnerabilities by sending a specially crafted request to the victim. Successful exploitation would allow an attacker to execute arbitrary code on the affected system.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the PowerShell Functions Remote Code Execution protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Server Enforcement Violation.
Attack Information: PowerShell Functions Remote Code Execution